[go: up one dir, main page]

EP0757280A3 - Zoom-Blitzgerät mit transversal verschiebbaren wellenförmigen Linsenelementen zur Anpassung des Emissionswinkels des Blitzlichts an den Bildwinkel - Google Patents

Zoom-Blitzgerät mit transversal verschiebbaren wellenförmigen Linsenelementen zur Anpassung des Emissionswinkels des Blitzlichts an den Bildwinkel Download PDF

Info

Publication number
EP0757280A3
EP0757280A3 EP96110554A EP96110554A EP0757280A3 EP 0757280 A3 EP0757280 A3 EP 0757280A3 EP 96110554 A EP96110554 A EP 96110554A EP 96110554 A EP96110554 A EP 96110554A EP 0757280 A3 EP0757280 A3 EP 0757280A3
Authority
EP
European Patent Office
Prior art keywords
wave
coverage angle
lens elements
adjusting
scene coverage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP96110554A
Other languages
English (en)
French (fr)
Other versions
EP0757280A2 (de
Inventor
Richard Edmund Albrecht
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of EP0757280A2 publication Critical patent/EP0757280A2/de
Publication of EP0757280A3 publication Critical patent/EP0757280A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0062—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; Flash units
    • G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0503—Built-in units
    • G03B2215/0507—Pop-up mechanisms
    • G03B2215/051—Pop-up mechanisms with movable reflector, e.g. change of illumination angle or illumination direction
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0514—Separate unit
    • G03B2215/0517—Housing
    • G03B2215/0525—Reflector
    • G03B2215/0528—Reflector movable reflector, e.g. change of illumination angle or illumination direction

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Lenses (AREA)
EP96110554A 1995-08-01 1996-06-29 Zoom-Blitzgerät mit transversal verschiebbaren wellenförmigen Linsenelementen zur Anpassung des Emissionswinkels des Blitzlichts an den Bildwinkel Withdrawn EP0757280A3 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US3553 1993-01-13
US355395P 1995-08-01 1995-08-01
US612990 1996-03-08
US08/612,990 US5666564A (en) 1995-08-01 1996-03-08 Zoom flash with wave-lens

Publications (2)

Publication Number Publication Date
EP0757280A2 EP0757280A2 (de) 1997-02-05
EP0757280A3 true EP0757280A3 (de) 2002-11-13

Family

ID=26671895

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96110554A Withdrawn EP0757280A3 (de) 1995-08-01 1996-06-29 Zoom-Blitzgerät mit transversal verschiebbaren wellenförmigen Linsenelementen zur Anpassung des Emissionswinkels des Blitzlichts an den Bildwinkel

Country Status (3)

Country Link
US (1) US5666564A (de)
EP (1) EP0757280A3 (de)
JP (1) JPH09105984A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111458957B (zh) * 2020-06-05 2021-06-15 洛阳师范学院 一种便携式摄影棚

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6282027B1 (en) * 1999-03-26 2001-08-28 Vari-Lite, Inc. Zoomable beamspreader with matched optical surfaces for non-imaging illumination applications
JP2001066672A (ja) * 1999-08-26 2001-03-16 Canon Inc 照射角可変照明装置、及びそれを用いた撮影装置
JP2002350939A (ja) * 2001-05-29 2002-12-04 Canon Inc 照明装置および撮影装置
US6809869B2 (en) 2002-08-28 2004-10-26 Genlyte Thomas Group Llc Zoomable beamspreader for non-imaging illumination applications
US7298970B2 (en) * 2004-08-30 2007-11-20 Eastman Kodak Company Zoom flash with variable focus lens
EP1731955A1 (de) * 2005-06-09 2006-12-13 Sony Ericsson Mobile Communications AB Blitzgerät für ein elektronisches Gerät für ein drahtloses Kommunikationssystem und Verfahren zum Betrieb eines Blitzgeräts für ein elektronisches Gerät
US7616881B2 (en) * 2007-04-03 2009-11-10 Eastman Kodak Company Zoom flash with liquid crystal lens
JP5353417B2 (ja) * 2009-04-30 2013-11-27 スタンレー電気株式会社 ストロボ装置およびインナーレンズ
DE102009050805B4 (de) * 2009-10-27 2012-12-06 Osram Ag Leuchte, Fotoapparat oder Camcorder mit selbiger
GB2474921B (en) * 2010-06-08 2012-11-28 Mark Sutton-Vane Luminaire
JP2012028216A (ja) * 2010-07-26 2012-02-09 Panasonic Electric Works Co Ltd 照明器具
CN102563397B (zh) * 2010-12-31 2015-01-07 南京迈瑞生物医疗电子有限公司 一种手术灯及其透光罩、光斑调节方法
US20130064531A1 (en) 2011-09-13 2013-03-14 Bruce Harold Pillman Zoom flash with no moving parts
CN104235755A (zh) * 2013-06-07 2014-12-24 欧司朗有限公司 透镜以及具有该透镜的照明装置
US9571748B1 (en) * 2015-10-27 2017-02-14 International Business Machines Corporation Camera flash light direction management
EP3460569A4 (de) * 2016-05-19 2020-01-08 LG Innotek Co., Ltd. Blitzmodul und endgerät damit
DE202017103122U1 (de) * 2017-02-27 2018-05-29 Bartenbach Holding Gmbh Zoom-Strahler
US10901227B2 (en) 2018-02-21 2021-01-26 American Sterilizer Company Refractive lens array assembly
CN110392401A (zh) * 2018-04-16 2019-10-29 中兴通讯股份有限公司 覆盖级别更新方法、装置、基站、终端和可读存储介质
CN108954227B (zh) * 2018-08-20 2024-10-25 上海彩丞新材料科技有限公司 一种可改变光斑大小的透镜组件

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305294A (en) * 1964-12-03 1967-02-21 Optical Res & Dev Corp Two-element variable-power spherical lens
US3583790A (en) * 1968-11-07 1971-06-08 Polaroid Corp Variable power, analytic function, optical component in the form of a pair of laterally adjustable plates having shaped surfaces, and optical systems including such components
US4312582A (en) * 1981-03-03 1982-01-26 Polaroid Corporation Exposure control and focusing apparatus for use in a photographic camera
US4345303A (en) * 1979-10-02 1982-08-17 Cibie Projecteurs Optical systems permitting controlled shifting of the beam pattern in headlamps, especially for vehicles
US4983998A (en) * 1989-12-19 1991-01-08 Canon Kabushiki Kaisha Flash device for camera
US4991063A (en) * 1990-06-18 1991-02-05 Eastman Kodak Company Photographic flash apparatus

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338011A (en) * 1981-03-03 1982-07-06 Polaroid Corporation Photographic camera apparatus
JPS59210426A (ja) * 1983-05-14 1984-11-29 Nippon Kogaku Kk <Nikon> 閃光装置内蔵カメラ
US5157429A (en) * 1986-05-12 1992-10-20 Asahi Kogaku Kogyo Kabushiki Kaisha Lens shutter camera including zoom lens
US5050044A (en) * 1986-05-21 1991-09-17 Canon Kabushiki Kaisha Flash device
JPH0666023B2 (ja) * 1987-09-14 1994-08-24 旭光学工業株式会社 ズームレンズおよび照射角可変ストロボ装置を備えたカメラ
US4965615A (en) * 1987-10-09 1990-10-23 Konica Corporation Variable focus camera
US4821053A (en) * 1988-05-09 1989-04-11 Eastman Kodak Company Photographic flash device
JPH0293443A (ja) * 1988-09-29 1990-04-04 Asahi Optical Co Ltd ズームレンズカメラのストロボ駆動装置
JPH02207230A (ja) * 1989-02-07 1990-08-16 Nikon Corp 電子閃光装置
US5083146A (en) * 1989-10-02 1992-01-21 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens camera
US5543875A (en) * 1991-03-14 1996-08-06 Nikon Corporation Multi-motor camera for normal and trimming photography having variable focal length photographing lens and finder and variable illuminating angle flash device
US5126778A (en) * 1991-07-16 1992-06-30 Eastman Kodak Company Dedicated photographic flash system for varying flash spread based upon camera-to-subject distance
JP3358628B2 (ja) * 1993-01-26 2002-12-24 富士写真フイルム株式会社 ストロボ光拡散板の駆動機構
US5331362A (en) * 1993-06-11 1994-07-19 Eastman Kodak Company Photographic camera with flash unit capable of changing illumination angle and separation from taking lens

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305294A (en) * 1964-12-03 1967-02-21 Optical Res & Dev Corp Two-element variable-power spherical lens
US3583790A (en) * 1968-11-07 1971-06-08 Polaroid Corp Variable power, analytic function, optical component in the form of a pair of laterally adjustable plates having shaped surfaces, and optical systems including such components
US4345303A (en) * 1979-10-02 1982-08-17 Cibie Projecteurs Optical systems permitting controlled shifting of the beam pattern in headlamps, especially for vehicles
US4312582A (en) * 1981-03-03 1982-01-26 Polaroid Corporation Exposure control and focusing apparatus for use in a photographic camera
US4983998A (en) * 1989-12-19 1991-01-08 Canon Kabushiki Kaisha Flash device for camera
US4991063A (en) * 1990-06-18 1991-02-05 Eastman Kodak Company Photographic flash apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111458957B (zh) * 2020-06-05 2021-06-15 洛阳师范学院 一种便携式摄影棚

Also Published As

Publication number Publication date
JPH09105984A (ja) 1997-04-22
US5666564A (en) 1997-09-09
EP0757280A2 (de) 1997-02-05

Similar Documents

Publication Publication Date Title
EP0757280A3 (de) Zoom-Blitzgerät mit transversal verschiebbaren wellenförmigen Linsenelementen zur Anpassung des Emissionswinkels des Blitzlichts an den Bildwinkel
AU2001262572A1 (en) Method and apparatus for close-up imaging in a mobile imaging system
GB9222649D0 (en) Focal point adjusting device for zoom lens
WO1997001030A3 (en) Control of a heliostat field in a solar energy plant
EP1724048A3 (de) Laserbestrahlungsvorrichtung bestehend aus cylindrischer linzegruppe mit äussersten masklinsen
EP0949541A3 (de) Lithographischer Apparat
EP3118890A3 (de) Strahlenwandelndes element, optische beleuchtungsvorrichtung, belichtungsvorrichtung und belichtungsverfahren
EP1898679A3 (de) Elektronisch gesteuertes Bühnenbeleuchtungssystem
WO2004109349A3 (en) Method and system for displaying an informative image against a background image
EP1211561A3 (de) Beleuchtungsvorrichtung
EP0357056A3 (de) Kamerasystem
EP0352754A3 (de) Motorkontrolliertes Linsensystem
EP0704737A3 (de) Optisches System für Drucker und Anzeigesysteme
JPS6473328A (en) Camera equipped with zoom lens and variable irradiation angle stroboscopic device
CA2184037A1 (en) Stereo camera
CA2080083A1 (en) Optical arrangement for exposure apparatus
MX9703033A (es) Sistema y metodo de iluminacion con enmascaramiento central.
JPS6478208A (en) Gaussian rear focus lens
ATE212732T1 (de) Optisches abbildungssystem und graphische benutzerschnittstelle
JPS54126050A (en) Focusing method preventing variation of angle of view
CA2320577A1 (en) Apparatus and method operating on the telecentric principle
FR2545944B1 (fr) Systeme optique a plusieurs champs, orientable dans plus de 2 p steradians sans deversement d&#39;image
DE59601707D1 (de) Kamera mit objektiv- und bildträgereinstellvorrichtung und scharfstellverfahren
EP0248328A3 (de) Ausricht- und Fokussierungsvorrichtung
TW360812B (en) Focusing method for zoom lens camera

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20020701